A Novel Modified Sparrow Search Algorithm with Application in Side Lobe Level Reduction of Linear Antenna Array

Table 1

Parameters of different algorithms.

Algorithm	Parameter	Value
PSO [38, 39]	Individual learning factor	2
	Social learning factor	2
	Inertia weight	1.05
PSOGSA [40]	Individual learning factor	0.5
	Social learning factor	1.5
	Weighting function
	Gravitational constant	1
	Alpha	20
WOA [41]	Variable
	Constant defining logarithmic spiral shape	1
GOA [42]	Minimum reduction factor	0.00004
	Maximum reduction factor	1
	Attraction intensity	0.5
	Attractive length scale	1.5
MTDE [43]	Number of portions divided by iterations	20
	best-history size	5
	Nonlinear decreased coefficient
	Dimension-dependent value
	Mean value of improved scale factors	0.5
	Variance of improved scale factors	0.2
SSA [23]	Number of producers	20%
	Number of scouters	10%
	Safety threshold	0.8